It's also about hearing about the thing, seeing the thing, thinking about the thing, existing in proximity to the thing
Burnout isn't just about "doing the thing"
The 8-fold paths of Shamanic trance
Pathways to reach an altered state of consciousness for self-improvement, healing, or a fucking break from reality.
To ignore human psychology/behavior in favor of exclusively epidemiology is to ignore the primary reason human disease spreads: human behavior.
Unfortunately, I feel this is the primary failing of the CDC/WHO. Not bad science but the ignorance of the behavior of the general population who does not have a degree in the sciences.